Funding for this research was provided by:
National Science Foundation (256,940)
Harvard University Sustainability Science Program
Italian Ministry for Land, Air and Environment
Article History
Accepted: 1 December 2017
First Online: 19 December 2017
Compliance with ethical standards
: Institutional Review Board approval was sought from Harvard University (approval number IRB14-0585).
Free to read: This content has been made available to all.